OpenTechnical

OT-2026-000064578

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000064578) never changes.

Identity and time

Publication numberOT-2026-000064578 · never reused
Internal UUID01a0ae8d-a462-7251-a472-2da934da232d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064578
StatusPUBLIC

Content hashes

Canonical text5dea0acd40d461ce2f136c1d1a0c59487f7e4d8c19157f58294ba4e050295e2f
Markdown259527847bf0537c563cb9724974188ae5f015c8d5a6af8c4f8c253a2df0c004
PDF
Publication page04294bfe0cd4377825864c207c89c2d1266ae561c1863f80df29b965d8c05b15
Manifest2dd46e3dba6ea0ed8756e29717317e79c1a76a89d67254b2b90fd5b8bd77557e

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturedGyAJM9QElF9eCp8Tv91YjnuvBKv6Gr+cgF6/Cfc7c4D+y/QR/ZS6un9tFiY7SGdJxPYYUPlQqz2sAUrL9I7Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:48.506122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064578
observed 04294bfe0cd4377825864c207c89c2d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:48.486500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064578/manifest.json
observed 2dd46e3dba6ea0ed8756e29717317e79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:48.464592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064578/publication.md
observed 259527847bf0537c563cb9724974188a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:48.445586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064578/publication.txt
observed 5dea0acd40d461ce2f136c1d1a0c5948...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.